Overview
Fireproof high-density rock wool pipe is an engineered insulation material derived from molten basalt rock spun into fibers. It is compressed into cylindrical sleeves to fit piping systems, offering superior thermal and fireproofing properties. The material is widely recognized for its compliance with international fire safety standards (e.g., ASTM E136, EN 13501). Unlike traditional fiberglass, rock wool pipes withstand extreme temperatures (up to 700°C) without degrading. Their dense structure also minimizes heat transfer and reduces energy costs in industrial settings. The product is commonly used in oil refineries, power plants, and commercial HVAC systems.
Structure and Working Principle
The pipe consists of intertwined basalt fibers bonded with thermosetting resins, creating a rigid yet flexible structure. The high-density design (typically 80–200 kg/m³) ensures minimal air gaps, enhancing insulation efficiency. Its fire resistance stems from the inorganic composition of basalt, which melts only at temperatures exceeding 1000°C. The fibers trap air pockets, slowing heat conduction while dampening sound vibrations. A hydrophobic coating is often added to repel moisture and prevent corrosion on adjacent metal pipes.
Key Features
1. **Fireproof**: Classified as A1 non-combustible, making it ideal for fire-prone environments. 2. **Thermal Stability**: Maintains integrity from -40°C to 700°C, with minimal shrinkage. 3. **Acoustic Insulation**: Reduces noise by up to 50 dB, beneficial for industrial machinery. 4. **Chemical Inertness**: Resists mold, acids, and solvents. Additionally, the material is lightweight and easy to install using pre-cut longitudinal slits. Its durability ensures a service life of 20+ years under proper conditions.
Application Areas
Primary applications include insulation for: 1. **Industrial Piping**: Protects steam, exhaust, and chemical transport pipes in refineries. 2. **HVAC Ducts**: Prevents condensation and energy loss in heating/cooling systems. 3. **Fire Protection**: Wraps structural pipes to delay heat transfer during fires. Niche uses include shipbuilding and nuclear facilities, where safety regulations mandate non-combustible materials. The pipes are also employed in architectural projects for soundproofing.
Maintenance and Precautions
Routine inspections should check for physical damage or moisture ingress, which can compromise insulation. Damaged sections must be replaced promptly. During installation, workers should wear gloves, masks, and goggles to avoid irritation from loose fibers. Avoid compressing the material excessively, as this reduces its insulating properties. Store pipes in dry conditions to prevent binding agent degradation.
B2B Procurement Guide
When sourcing, verify certifications like ISO 9001 and fire safety compliance. Bulk orders (100+ meters) often attract discounts of 10–15%. Leading manufacturers are concentrated in China, Germany, and the US. Specify inner/outer diameters and density requirements. Custom lengths and coatings (e.g., aluminum foil) are available for specialized projects. Sample testing is recommended to assess thermal performance under project-specific conditions.
Related Manufacturers
- 主营：[]
- 主营：[]
- 主营：岩棉管、橡塑保温板
- 主营：保温棉、挤塑板、岩棉板、防火墙、岩棉管、柔性防火卷材、防火柔性卷材包、硅酸铝防火包裹、玻璃棉、工业窑炉、硅酸铝管、地暖冷库、钢结构厂房、陶瓷纤维毯、硅酸铝针刺毯
- 主营：玻璃棉卷毡、岩棉制品、玻璃棉制品、防火涂料、防火布、橡塑制品、硅酸铝针刺毯、保温装饰一体板
- 主营：岩棉板、岩棉复合板、保温装饰一体板、岩棉管、防火保温岩棉板、挤塑板、橡塑制品、保温装饰一体化板、无机纤维喷涂棉、岩棉保温板、橡塑板、橡塑管、硅酸铝管、玻璃棉管、防水背衬板、硅酸钙板复合板、装饰一体板、矿物无机纤维喷涂棉、外墙保温一体板、超细无机纤维喷涂棉、复合岩棉保温板、XPS挤塑保温板、橡塑保温板、xps挤塑板、挤塑聚苯保温板
- 主营：石墨聚苯板、聚苯板、岩棉板、岩棉管、eps聚苯乙烯泡沫板、闭孔板、聚合聚苯板、挤塑板、防水背衬板、橡塑保温、铁皮保温、岩棉复合板、免拆一体板、保温与结构一体化板、硅酸铝管、玻璃棉管、聚氨酯板
- 主营：岩棉板、玻璃棉、防水背衬板、防火包裹、岩棉管、防火涂层板、橡塑管、橡塑板、气凝胶、硅酸铝针刺毯、橡塑胶水、玻璃棉管、复合硅酸盐板、地暖模块、泡沫玻璃、防水透气膜、阿乐斯、凯门富乐斯、杜肯、赢胜、福乐斯、隔音棉、玻纤天花板
- 主营：保温装饰一体板、外墙岩棉板、岩棉复合板、防火岩棉管、复合硅酸盐板、电梯井吸音板、钢网岩棉板、外墙装饰一体板、电梯井保温板、砂浆纸岩棉板、聚氨酯岩棉复合板、增强岩棉复合板、复合玻璃棉保温板、硅酸盐保温板、水泥砂浆岩棉板
- 主营：岩棉板、玻璃棉板、硅酸铝针刺毯、岩棉管、耐高温岩棉管、岩棉管壳、玻璃棉管、硅酸铝管、玻璃棉卷毡、橡塑板、橡塑管、岩棉毡、岩棉复合板、自粘铝箔橡塑板、陶瓷纤维毡、陶瓷纤维硅酸铝管、硅酸铝管保温管壳、玻璃棉复合板、防水玻璃棉板、陶瓷纤维保温棉
- 主营：岩棉管、法官桌椅
- 主营：玻璃棉管壳、硅酸铝管壳、硅酸铝针刺毯、岩棉管壳、防火包裹、硅酸铝纤维毡、硅酸铝保温棉、橡塑板、橡塑管、聚氨酯保温板、玻璃棉板、玻璃棉卷毡、岩棉板、保温装饰一体板、聚合聚苯板、免拆模板
- 主营：橡塑板、橡塑管、岩棉板、柔性防火包裹卷材、玻镁防火板、岩棉管、玻璃棉板、玻璃棉卷毡、防水透气膜、岩棉保温板、硅酸铝针刺毯、气凝胶毡、纳米气凝胶毡、橡塑保温板、橡塑保温管、玻璃棉、玻璃棉管、泡沫玻璃管、玻镁板、泡沫玻璃板、硅酸铝板、硅酸铝管、岩棉保温管、玻璃棉保温管、玻璃棉毡
- 主营：橡塑板、保温板、岩棉复合板、防火材料、岩棉管、电缆防火涂料、防火岩棉板、玻璃棉板、玻璃棉管、硅酸铝板、阻火模块、硅酸铝针刺毯、玻璃棉保温板、橡塑保温板、橡塑管、橡塑保温管、岩棉板、岩棉保温板、玻璃棉板厂家、B级橡塑板、岩棉板厂家、B级橡塑管、硅酸铝保温板、硅酸铝管、离心玻璃棉卷毡
- 主营：针刺毯、保温管、纤维管、岩棉管、保温材料、玻璃棉板、硅酸铝管壳、超细玻璃棉、保温隔热板、玻璃棉卷毡、橡塑保温板、无甲醛玻璃棉、硅酸铝甩丝毯、硅酸铝纤维毯、硅酸铝纤维毡
- 主营：隔音棉、玻璃棉板、玻璃棉管、岩棉管壳、柔性防火包裹、岩棉管、玻璃棉卷毡、防水背衬板、硅酸铝管、硅酸盐板、铝镁质板铝镁质管、橡塑管、防排烟岩棉板、岩棉板
- 主营：岩棉板、橡塑板、橡塑管、岩棉管、保温板、玻璃棉板、挤塑板、华美橡塑板、隔热保温材料、欧文斯科宁玻璃棉、复合硅酸盐板、橡塑保温胶水
- 主营：玻璃棉板、玻璃棉卷毡、橡塑保温板、岩棉管、橡塑保温管、岩棉保温板、离心玻璃棉卷毡、B1级橡塑板、挤塑聚苯板、泡沫玻璃板
- 主营：针刺毯、保温装饰一体板、玻璃棉、岩棉管、金属雕花板、聚氨酯板、聚氨酯瓦壳、玻璃棉卷毡、玻璃棉管、硅酸铝针刺毯、硅酸铝管
- 主营：保温结构一体板、发泡水泥板、纳米气凝胶毡、岩棉管、石墨聚苯板、保温装饰一体板、硅质板、匀质板、聚氨酯管壳、玻璃棉板、硅酸铝针刺毯、硅酸铝管、玻璃棉管、泡沫玻璃板、泡沫玻璃管、岩棉复合板、橡塑板、橡塑管、岩棉板、玻璃棉卷毡、钢骨架轻型板、硅酸铝板